This product is positioned as the 2 Portable Audio meet 30 meters within room use, can carry out, playing their favorite songs, loud and strong analytical, good sound, Naiting, calls according to the hands-free key can be easily and dialogue, outward mobile device charging, charging treasure as temporary.https://www.alibaba.com/product-detail/New-4-0-Blue-tooth-speaker_60719965905.html?spm=a2747.manage.list.10.5debe727NF5Kmx
1. product size: 138*71mm
2. battery: 2000mAH/7.4wH max
3.Working voltage 3.7V4.Charge parameter 5V 1A5.Working time 7-8H6.Sleep current ; 90mu A7.USB output 5V 2A Max8.Wireless device parameters9.Blue tooth specification V4.2 (BLE) /V2.1+EDR/V3.0/V4.010.Support Bluetooth protocol A2DP, AVRCP, HFP, SPP, BAS, DIS, FMP, HRP, HRS, HTP, HTS, IAS, IAS.11.Blue tooth distance 20-30M12.Loudspeaker parameters13.Loudspeaker power 2*4W14.Rated impedance 4 Omega 15%15.Response frequency range 100Hz-20kHz + 3dB16.Average sensitivity >90dB17.Resonance frequency F0:237 + 20%18.Distortion degree <1%
Product functional characteristics
The wireless Bluetooth audio playback
It is compatible with lossless audio format, double horn player, support 3D stereo surround music playback, gorgeous stereo sound, more sweet
The Bluetooth automatic memory connection, simple operation, convenient connection
The Bluetooth 4.2 connection time, Bluetooth connection distance, more stable, low power consumption
It is compatible with 99% intelligent mobile phone and tablet computer
It can be used as charging treasure to charge mobile devices
Support PC audio input, through a data line, can be on the computer audio playback on the device, and charging equipment.
*The power switch is open, into the Bluetooth pairing state, the red and blue lights flicker alternately, and only the blue light is flicker after the match is successful.
*Bright red light for charging,Full after the red light.
*After a successful connection, a start button is short, "pause / playback", and the Bluetooth is disconnected in 3 seconds, and the machine is shut down in 5 seconds.
*Just press two,Play the next song
Long press the power switch, observe the red and blue lights alternately and quickly flicker, then enter the Bluetooth pairing state. After the pairing is successful, the blue light slowly flashes, and there is the prompt tone with the connection successfully. It began to play the wonderful music.
Matters needing attention
1.When using PC audio input,Be sure to choose a data line to connect.
2.When using PC audio input,When the mobile device is connected to the Bluetooth to play the audio,equipment will have no sound,Because the device is at this time the PC audio playback mode,After removing the data line,It began to play the wonderful music.